Flights from Seattle to Dublin available from USD 381*

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Our best rates from Seattle to Dublin

Fly in the next three months: flights from Seattle to Dublin

USD

Seattle (SEA)to

Dublin (DUB)
Oct 08 2025 - Nov 03 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 08 2025 - Nov 08 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 18 2025 - Nov 08 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 18 2025 - Nov 09 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 18 2025 - Nov 10 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 18 2025 - Nov 12 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 18 2025 - Nov 13 2025
From
USD 381
Round trip
Economy

Seattle (SEA)to

Dublin (DUB)
Oct 07 2025 - Nov 04 2025
From
USD 381
Round trip
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

 

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

Plan ahead for your trip from Seattle to Dublin with Icelandair

USD
Plan ahead for your trip from Seattle to Dublin with Icelandair
From
To
Fare type
Dates
Price
Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Jan 31 2026 - Feb 17 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 01 2026 - Feb 10 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 01 2026 - Feb 12 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 01 2026 - Feb 16 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 02 2026 - Feb 09 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 02 2026 - Feb 24 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 02 2026 - Mar 02 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 03 2026 - Feb 10 2026

From

USD 454

Viewed 21 hrs ago

Seattle (SEA)Dublin (DUB)Round trip
/
Economy
Feb 03 2026 - Feb 11 2026

From

USD 454

Viewed 21 hrs ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

Flights to Dublin from Seattle

Step into a world of free-flowing Guinness and lively locals and let the luck of the Irish wrap you in its warm embrace! For an unrivaled flying experience and the best airfare, choose Icelandair to fly from Seattle (SEA) to Dublin (DUB).

 

FAQs about travel from Seattle to Dublin

Helpful information for passengers traveling to Dublin from Seattle

What is the average flight time from Seattle to Dublin?

The average flight time from Seattle-Tacoma International Airport (SEA) to Dublin International Airport (DUB) is roughly 9 hours non-stop. Though this does not take into consideration any layovers you have planned which will extend your overall journey time.

When you book flights from Seattle to Dublin with Icelandair, you can add a stopover in Iceland at no extra airfare.

When is the best time to fly from Seattle to Dublin?

The best time to book flights to Dublin from Seattle depends on your budget and itinerary.

Summer in Dublin means outdoor adventure, lively pub crawls and local events. While winter in Ireland is a picturesque wonderland as you witness Dublin in all its snow-covered glory.

Alternatively, booking your trip during Ireland’s shoulder seasons can help you secure the best airfare.

How can I find cheap flights to Dublin from Seattle?

Being flexible on when you fly can help you find cheap flights from Seattle to Dublin. We also recommend booking your flights in advance and checking our flight deals regularly to find the best price.

Can I fly direct from Seattle to Dublin?

Icelandair passengers flying from Seattle to Dublin will change at Keflavík International Airport. From there, you will fly directly to Dublin.

If you’d like to, you can extend your stay in Iceland’s thriving capital, Reykjavík, for up to 7 days at no extra cost.

Which airport in Seattle do I fly to Dublin from with Icelandair?

Icelandair offers flights from Seattle to Dublin, Ireland from Seattle-Tacoma International Airport.

Alternatively, you can book Icelandair flights to Dublin from 11 other airports across the United States, including JFK and Boston.